Answer: narratives are usually based off events in real life
So I normally use the word Climax but I'm assuming that climax and main action are the same thing. The main action is definitely (B) - Mary's husband tells her that he is leaving her, because that is what starts the suspense.
Please tell me if that isn't right, I think it is.
Answer
C : I had the same question and got it right
Explanation: